Trying doors as he went, twirling his club with many intricate and artful movements, turning now and then to cast his watchful eye adown the pacific thoroughfare, the officer, with his stalwart form and slight swagger, made a fine picture of a guardian of the peace. which statement best explains how the author's use of foreshadowing affects the story? it provides important information about the setting, showing that this area is being well-protected by a keen policeman. it suggests that the man of the law who is keeping an eye on things with a "slight swagger" may not be as safe as he thinks. it sets the stage that a police officer will be betrayed in this story by the man described as a "stalwart form." it indicates that the police officer described takes his job seriously and suggests that he will do his duty no matter what.